F02M 57/00
Fuel-injectors combined or associated with other devices
F02M57/00 (Fuel-injectors combined or associated with other devices) appears on 1,711 US grants and 1,034 published applications in this corpus.
Search patents in F02M- Granted patents
- 1,711
- Published applications
- 1,034
- Assignees
- 335
- Inventors
- 2,111
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 10 | 0 |
| 1978 | 19 | 0 |
| 1979 | 10 | 0 |
| 1980 | 10 | 0 |
| 1981 | 19 | 0 |
| 1982 | 11 | 0 |
| 1983 | 28 | 0 |
| 1984 | 29 | 0 |
| 1985 | 21 | 0 |
| 1986 | 25 | 0 |
| 1987 | 14 | 0 |
| 1988 | 13 | 0 |
| 1989 | 26 | 0 |
| 1990 | 32 | 0 |
| 1991 | 26 | 0 |
| 1992 | 13 | 0 |
| 1993 | 20 | 0 |
| 1994 | 43 | 0 |
| 1995 | 41 | 0 |
| 1996 | 45 | 0 |
| 1997 | 41 | 0 |
| 1998 | 52 | 0 |
| 1999 | 74 | 0 |
| 2000 | 72 | 0 |
| 2001 | 72 | 13 |
| 2002 | 74 | 59 |
| 2003 | 70 | 92 |
| 2004 | 79 | 122 |
| 2005 | 85 | 69 |
| 2006 | 57 | 62 |
| 2007 | 45 | 44 |
| 2008 | 33 | 37 |
| 2009 | 33 | 52 |
| 2010 | 25 | 50 |
| 2011 | 25 | 37 |
| 2012 | 31 | 35 |
| 2013 | 40 | 31 |
| 2014 | 37 | 44 |
| 2015 | 33 | 48 |
| 2016 | 42 | 41 |
| 2017 | 27 | 29 |
| 2018 | 34 | 36 |
| 2019 | 32 | 38 |
| 2020 | 44 | 38 |
| 2021 | 31 | 19 |
| 2022 | 22 | 7 |
| 2023 | 13 | 8 |
| 2024 | 10 | 7 |
| 2025 | 9 | 6 |
| 2026 | 5 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hybrid ignitor8 Sep 2026US 12,729,662 B1Rtx Corporation
- Method for actuating an injector, and control unit23 Jun 2026US 12,662,973 B2Robert Bosch GmbH
- Diagnosing and remediating fuel injection drift utilizing fuel rail pressure measurements19 May 2026US 12,631,153 B2Caterpillar Inc.
- Asymmetric fuel injection window and fuel metering window17 Mar 2026US 12,577,918 B2Caterpillar Inc.
- Fuel injector control strategy using fuel bulk modulus for fuel injector command determination13 Jan 2026US 12,523,182 B2Caterpillar Inc.
- Turbulent jet controlled diffusion combustion engine23 Jul 2026US 2026/0210283 A1Aramco Services Company
- Spark plug systems and methods2 Jul 2026US 2026/0188984 A1
- Hydraulically driven fluid injection system26 Mar 2026US 2026/0085652 A1Hamilton Sundstrand Corporation
- Fuel Injection Systems for Snowmobiles5 Mar 2026US 2026/0063096 A1Arctic Cat Inc.
- Dual fuel system having dual fuel injector and engine operating method12 Feb 2026US 2026/0043381 A1Caterpillar Inc.
Most cited
By later US patents
- Method and apparatus for operation of combustion engines205US 6,155,212 A2000
- Priming reservoir and volume compensation device for hydraulic unit injector fuel system168US 5,245,970 ANavistar International Transportation Corp. · 1993
- Integrated fuel injector and ignitor assembly132US 5,715,788 ACummins Engine Company, Inc. · 1998
- Engine having a high pressure hydraulic system and low pressure lubricating system131US 6,067,962 ACaterpillar Inc. · 2000
- Hydraulically-actuated electronically-controlled unit injector fuel system having variable control of actuating fluid pressure125US 5,191,867 ACaterpillar Inc. · 1993